40323400343213 has 4 divisors (see below), whose sum is σ = 43425200369628. Its totient is φ = 37221600316800.

The previous prime is 40323400343203. The next prime is 40323400343293. The reversal of 40323400343213 is 31234300432304.

40323400343213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8169204345124 + 32154195998089 = 2858182^2 + 5670467^2 .

It is a cyclic number.

It is not a de Polignac number, because 40323400343213 - 2²² = 40323396148909 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40323400343213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40323400343203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1550900013188 + ... + 1550900013213.

It is an arithmetic number, because the mean of its divisors is an integer number (10856300092407).

Almost surely, 2^{40323400343213} is an apocalyptic number.

It is an amenable number.

40323400343213 is a deficient number, since it is larger than the sum of its proper divisors (3101800026415).

40323400343213 is a wasteful number, since it uses less digits than its factorization.

40323400343213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3101800026414.

The product of its (nonzero) digits is 62208, while the sum is 32.

Adding to 40323400343213 its reverse (31234300432304), we get a palindrome (71557700775517).

The spelling of 40323400343213 in words is "forty trillion, three hundred twenty-three billion, four hundred million, three hundred forty-three thousand, two hundred thirteen".